{"id":2590874,"url":"https://alion.io/job/mcdermott-principal-mechanical-engineer","title":"Principal Mechanical Engineer","company":{"id":1877428,"name":"McDermott","domain":"mcdermott.com","url":"https://alion.io/company/mcdermott-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"A","score":87,"open_postings":162,"ghost_share":0,"stale_share":0.34,"repost_share":0,"time_to_fill_p50_days":61,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chennai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":16500,"max_usd":46000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":10},"experience_years_min":15,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-07-27T10:54:37Z","employer_posted_date":"2026-07-27","last_verified_at":"2026-10-16T04:18:26Z","board_verified":true,"closed_at":null,"days_open":80,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":80},"description":"Job Overview\nThe Principal Mechanical Engineer is responsible for interpreting internal or external business issues and recommending best practices. They will be tasked with solving complex Mechanical Engineering-related problems and will work independently with minimal guidance. The Principal Mechanical Engineer may be responsible for leading functional teams or projects and is regarded as a specialist in Mechanical Engineering. As such, they must have in-depth expertise as well as broad knowledge of the Mechanical discipline within the Engineering function.\n Key Tasks and Responsibilities\nPerform conceptual, FEED, and detailed analyses and Design as per Design basis, project specifications, design codes, and standards\nApply in-depth skills and broad knowledge of the business to address complex problems and nonstandard situations\nPrepare clear and accurate detailed design calculations and analyses, including design reports and procedures\nManage own time to meet objectives and (as Lead Engineer) forecast and plan resource requirements\nClearly communicate and explain difficult concepts and persuade others to adopt a point of view\nWhen acting as Lead Engineer, in addition:Direct small or medium Mechanical Engineering team as a Lead Engineer\nLead the Discipline engineering design of the assigned work area and completed within the planned schedule and budget, in accordance with standards, MDR, and project-specific procedures and to a high professional standard\nPlan, organize, and direct all aspects of Discipline execution on the assigned project, including scope, deliverables, schedule, and all workforce resources - agree on allocations with the Discipline Manager\nEnsure interfaces and deliverables are clearly identified\nMaintain responsibility for progress and productivity, identifying any required corrective action\nAct as project representative for the discipline during meetings with the Project Team, Customer discipline lead, and relevant agencies such as certifying authorities, auditors, third parties, etc.\n\nBecome fully familiar with the project scope of work, specifications, schedule, and all inter-discipline requirements, including identifying concerns as early as practicable and taking appropriate initiatives to address the issues\nInterpret contractual requirements as they relate to engineering execution\nIdentify changes to scope and promptly raise change notifications, including providing any necessary supporting documentation and estimates \nProvide similar support for Variation Orders\nInterface with all disciplines to develop clash-free designs\nInterface with other departments to obtain input for Discipline designs and drawings\nMaintain close coordination with other engineering disciplines, Planning, and Project Management Team, as required\nDocument substantive communications (communications that result in significant decisions or assignment of actions) and forward copies to the Discipline Lead Engineer and Discipline Manager\nPrepare estimates for bid proposals, including technical query reviews, execution statements, and manhour estimates, identifying software requirements and any other project-specific requirements\nRaise technical queries to obtain missing information, clarify work scope, and maintain preferred McDermott procedures, specifications, standards, practices, and operational requirements\nPrepare, review, and (as Lead Engineer) approve Discipline engineering design basis, philosophies, and technical specifications\nParticipate in finalizing deliverables lists and deliverables, ensuring compliance with specifications and functional integrity\nReview project schedule and fabrication schedule in relation to construction sequence, milestones, and engineering scope\nAttend project kickoff and review meetings, vendor meetings, engineering meetings, and site surveys, as required\nProvide technical direction and review of Designers producing products related to Mechanical Engineering\nPrepare, review, and (as Lead Engineer) approve design reports and procedures\nAssist in providing necessary design inputs to other disciplines to enable them to proceed with their deliverables\nAssist procurement personnel in procuring Discipline equipment, materials, and services, ensuring that work produced complies with Customer objectives and procedures \nProvide procurement assistance, including preparing, reviewing, and (as Lead Engineer) approving requisitions, evaluating technical quotations, preparing queries, compiling bid tabulations and recommendations, preparing purchase requisitions, and coordinating with Procurement to expedite vendor documents, as directed by Discipline Lead Engineer\nAssist in updating weight report based on receipt of vendor information\nReview and (as Lead Engineer) approve vendor and subcontractor submittals, checking for compliance with project specifications and providing comments as necessary\nReview and (as Lead Engineer) approve design verification through single-discipline check/ inter­ discipline check (IDC)\nProvide technical support to fabrication queries\nKeep the Discipline Manager and Project Management Team apprised of all activities and concerns, technical, budgetary, and workforce-related\nAssist in providing inputs for actual, planning, and forecasting progress reports, including associated productivity\nCheck final subcontractor and vendor data manuals to ensure that all requested data has been received and approved\nPresent issues and problems to Customers in a timely manner and assist the Lead Engineer in negotiating resolutions in accordance with project and company requirements\nPerform (as required) Technical Quality Audit reviews in accordance with MOR Global Procedures\nAssist Lead Engineer with responses to Customers and other agencies (such as certifying authorities, auditors, third parties, etc) on their review and approval\nCapture lessons learned and enter into MDR's Lessons Learned system\nGuide less experienced engineers on MOR and Discipline procedures, standards, worksheets, design calculations, software, requisitions, technical bid evaluations, technical queries, etc\nSupervise and guide assigned engineers and coordinate with project Lead Designers for Discipline engineering and design deliverables\nMonitor costs of own work processes\nAssist in the maintenance of departmental technical guidelines\nParticipate in the development and maintenance of Global Procedures, Software, and Standards\nMay participate in standards development committees or task groups\nDevelop communication and presentation skills (e.g., write technical papers, participate in conferences and/or seminars, present design solutions, etc.)\nIdentify and provide training to staff in specific techniques and proprietary software\nProvide information on employee performance to the Discipline Manager\nAssist the Discipline Manager in interviewing job applicants\nCheck/prepare and (as Lead Engineer) Approve Mechanical equipment list, spare parts list, special tools list\nCheck/prepare/participate in Approval of detailed engineering documents/ deliverables such as:Mechanical Equipment Specifications and datasheets\nMechanical handling philosophy report and associated requisitioning for handling equipment\nNoise report prepared by a consultant to ensure it complies with Project requirements\nLubrication schedule, spare parts schedule\n\nAssist with equipment inspection and testing\nParticipate in Factory Acceptance Testing of various items as assigned\nIdentify vendor assistance for installation, pre-commissioning, and commissioning purposes\nUpdate electrical load list, P&IDs, and equipment lists based on receipt of vendor information\nParticipate in HAZOP meetings, as necessary\nParticipate in 3D model reviews, as necessary\nProvide inputs to Piping Design, including package/equipment supplier data \nWhen acting as Lead Engineer, in addition:Identify project staff needs based on knowledge of individual engineers' skill sets and provide requests to the Discipline manager\nAct as project-based Discipline point of contact in communications and meetings with Customer counterparts\nEnsure substantive communications are documented \nPrepare the bid's and project's Discipline engineering budget and execution plans, updating as required\nIdentify project staff needs based on knowledge of individual engineers' skill sets and provide requests to the Discipline manager\nPlan, organize, and assign tasks, responsibilities, and manhour budgets to the discipline team, and verify tasks are completed within budgets\nPlan Discipline Level 4 detail deliverable schedule/ register compliant with the overall execution plan\nPrepare working forecasts identifying change management plans, corrective action, and real-time schedule\nProvide Discipline inputs for actual, planning, and forecasting progress reports, including associated productivity\nAlert the project team of any deviation from the scope or a need for a change order\nMonitor progress measurement results and take corrective action as necessary to improve Discipline performance, including performance at interfaces with others\nCoordinate with other Discipline Lead Engineers and Designers to ensure timely receipt of necessary design inputs\nReview and approve requisitions, technical quotation evaluations, and queries, compiled bid tabulations and recommendations and purchase requisitions; and coordinate with Procurement to expedite vendor documents as required\nLead the Discipline team during project audits (internal, Customer, and third-party technical audits) and Design Reviews\nReview comments from Customers & other agencies on documents and drawings produced by the team, and resolve and give guidance on their update and incorporation\nAssist the Discipline manager in the preparation of quarterly forecasts and workforce planning\nAnticipate project engineering needs and plan accordingly\nCoordinate with vendor for discipline-managed/procured items\nAssist the Discipline manager and Project Engineering Manager or Project Manager in the Performance Evaluation of project team members\nCheck and Approve Mechanical equipment list, spare parts list, and special tools list\nCheck and Participate in Approval of detailed engineering documents/deliverables such as:Mechanical Equipment Specifications and datasheets\nMechanical handling philosophy report and associated requisitioning for handling equipment\nNoise report prepared by a consultant to ensure it complies with Project requirements\nLubrication schedule, spare parts schedule \n\nReports to:\nProject: Lead Engineer, Project Engineering Manager or Project Manager\nFunctional: Supervising Department Manager\nLiaises With: All Engineering disciplines, Safety Department, Project Management Team, Document Control, Project Planner,\nProject Cost Controller, QC and Certification Group, Procurement Group, Subcontractors, Vendors, and Customers\nSupervises: Senior Mechanical Engineers, Mechanical Engineers, and Associated Engineers\n Essential Qualifications and Education\nBachelor's Degree or Master's Degree in Engineering \n15-20 years of experience in oil and gas with a major contractor or consultant predominantly performing detail design \nPreferably Registered Professional Engineer or member of professional engineering society as applicable\nSeasoned structural knowledge\nVery good organizer, motivator, and supervisor\nAble to solve problems without assistance\nKeen on improving the effectiveness of the work\nHSE, TQM and cost-conscious\nFluent in the English language\nUnderstanding and supporting company goals and work processes\nShow flexibility and ensure proper hand-over with regards to:The reassignment to other McDermott offices\nThe replacement of colleagues during illness and holidays\nThe provision of assistance to other colleagues with heavy workloads (also other projects) when possible/desirable\nThe managing/learning of future current working methods and software applications","description_format":"text","description_chars":11932,"description_truncated":false,"requirements":{"experience_years_min":15,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Oil & Gas","Engineering Services","Construction"],"lifecycle":[{"event":"open","at":"2026-10-15T05:56:41Z"}],"visa":[],"liveness":{"score":29,"band":"fade","label":"Fading","p_open":1,"p_active":0.661,"p_room":0.44,"age_days":80,"expected_fill_days":61,"reasons":["conf:1","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/mcdermott-principal-mechanical-engineer","json_url":"https://alion.io/job/mcdermott-principal-mechanical-engineer.json","meta":{"generated_at":"2026-10-16T07:50:42Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and 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